summaryrefslogtreecommitdiffstats
path: root/contrib/binutils/ld/emultempl/elf-generic.em
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/binutils/ld/emultempl/elf-generic.em')
-rw-r--r--contrib/binutils/ld/emultempl/elf-generic.em81
1 files changed, 81 insertions, 0 deletions
diff --git a/contrib/binutils/ld/emultempl/elf-generic.em b/contrib/binutils/ld/emultempl/elf-generic.em
new file mode 100644
index 0000000..7edee8b
--- /dev/null
+++ b/contrib/binutils/ld/emultempl/elf-generic.em
@@ -0,0 +1,81 @@
+# This shell script emits a C file. -*- C -*-
+# Copyright 2006 Free Software Foundation, Inc.
+#
+# This file is part of GLD, the Gnu Linker.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+#
+
+# This file is sourced from elf32.em and from ELF targets that use
+# generic.em.
+#
+cat >>e${EMULATION_NAME}.c <<EOF
+
+static void
+gld${EMULATION_NAME}_map_segments (bfd_boolean need_layout)
+{
+ int tries = 10;
+
+ do
+ {
+ if (need_layout)
+ {
+ lang_reset_memory_regions ();
+
+ /* Resize the sections. */
+ lang_size_sections (NULL, TRUE);
+
+ /* Redo special stuff. */
+ ldemul_after_allocation ();
+
+ /* Do the assignments again. */
+ lang_do_assignments ();
+
+ need_layout = FALSE;
+ }
+
+ if (output_bfd->xvec->flavour == bfd_target_elf_flavour
+ && !link_info.relocatable)
+ {
+ bfd_size_type phdr_size;
+
+ phdr_size = elf_tdata (output_bfd)->program_header_size;
+ /* If we don't have user supplied phdrs, throw away any
+ previous linker generated program headers. */
+ if (lang_phdr_list == NULL)
+ elf_tdata (output_bfd)->segment_map = NULL;
+ if (!_bfd_elf_map_sections_to_segments (output_bfd, &link_info))
+ einfo ("%F%P: map sections to segments failed: %E\n");
+
+ if (phdr_size != elf_tdata (output_bfd)->program_header_size)
+ {
+ if (tries > 6)
+ /* The first few times we allow any change to
+ phdr_size . */
+ need_layout = TRUE;
+ else if (phdr_size < elf_tdata (output_bfd)->program_header_size)
+ /* After that we only allow the size to grow. */
+ need_layout = TRUE;
+ else
+ elf_tdata (output_bfd)->program_header_size = phdr_size;
+ }
+ }
+ }
+ while (need_layout && --tries);
+
+ if (tries == 0)
+ einfo (_("%P%F: looping in map_segments"));
+}
+EOF
OpenPOWER on IntegriCloud